Файл: sys/inc/libs/MP3/IDv2/Frame/WXXX.php
Строк: 196
<?php
/**
* This file contains the implementation for the WXXX frame
*
* PHP version 5
*
* Copyright (C) 2006-2007 Alexander Merz
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category File_Formats
* @package MP3_IDv2
* @author Alexander Merz <alexander.merz@web.de>
* @copyright 2006-2007 Alexander Merz
* @license http://www.gnu.org/licenses/lgpl.html LGPL 2.1
* @version CVS: $Id: WXXX.php 248624 2007-12-20 19:07:33Z alexmerz $
* @link http://pear.php.net/package/MP3_IDv2
* @since File available since Release 0.1
*/
/**
* load parent class
*/
require_once 'MP3/IDv2/Frame/CommonLink.php';
/**
* Data stucture for WXXX frame in a tag
* (User-defined URL)
*
* @category File_Formats
* @package MP3_IDv2
* @author Alexander Merz <alexander.merz@web.de>
* @license http://www.gnu.org/licenses/lgpl.html LGPL 2.1
* @version Release: @package_version@
* @link http://pear.php.net/package/MP3_IDv2
* @since Class available since Release 0.1.0
*/
class MP3_IDv2_Frame_WXXX extends MP3_IDv2_Frame_CommonLink
{
/**
* the encoding of the frame data
* @var string the encoding identifier
*/
private $_encoding="n";
/**
* The description of the frame
* @var string
*/
private $_description = "";
/**
* The url of the frame
* @var string
*/
private $_url = "";
/**
* Sets the id and purpose of the frame only
*
* @return void
* @access public
*/
public function __construct()
{
$this->setId("WXXX");
$this->setPurpose("User-defined URL");
}
/**
* Returns the frame description.
*
* @param bool $nul if true appends a null
*
* @return string the frame description
* @access public
*/
public function getDescription($nul = false)
{
$ret = $this->_description;
if ($nul) {
if (" " != substr($nul, -1)) {
$ret = $ret." ";
}
}
return $ret;
}
/**
* Returns the frame value.
*
* @return string the frame value
* @access public
*/
public function getUrl()
{
return $this->_url;
}
/**
* Sets the Url for the frame
*
* @param string $url the url
*
* @return void
* @access public
*/
public function setUrl($url)
{
$this->_changed = true;
$this->_url = $url;
}
/**
* Sets the description for the URL
*
* @param string $descr the description
*
* @return void
* @access public
*/
public function setDescription($descr)
{
$this->_changed = true;
$this->_description = $descr;
}
/**
* Sets the data of the frame and processes it.
*
* @param string $content the unproccess content for the frame
*
* @return void
* @access public
*/
public function setRawContent($content)
{
$this->_changed = true;
$this->_content = $content;
$c = unpack('C1enc', $content[0]);
$this->setEncoding($c['enc']);
$t = explode(" ", substr($content, 1));
$this->setUrl($t[0]);
if (isset($t[1])) {
$this->setDescription($t[1]);
}
}
/**
* Sets the encoding for the text for the frame.
*
* @param string $enc the byte containing the encoding identifier
*
* @return void
* @access public
*/
public function setEncoding($enc)
{
$this->_changed = true;
$this->_encoding = $enc;
}
/**
* Returns the encoding identifier for the text in the frame.
*
* @return string the identifier
* @access public
*/
public function getEncoding()
{
return $this->_encoding;
}
/**
* Creates the content of the frame
*
* @return string the frame content
* @access public
*/
public function createContent()
{
return pack("c", $this->getEncoding()).
$this->getDescription(true).
$this->getUrl();
}
}
?>